/* Day (default): soft pastel blue */
:root,
html[data-theme="day"] {
  --bg0: #f3f9fd;
  --bg1: #e6f3fa;
  --bg2: #d9ecf6;
  --glow: #b8daf0;
  --ink: #1e3a4c;
  --muted: #486880;
  --accent: #8bc4e0;
  --accent-text: #2a6585;
  --accent-2: #f0a07a;
  --btn-ink: #0f2a38;
  --good: #1f7a45;
  --warn: #8a6414;
  --bad: #a83333;
  --line: rgba(30, 58, 76, 0.18);
  --panel: rgba(255, 255, 255, 0.78);
  --panel-deep: rgba(255, 255, 255, 0.55);
  --input-bg: rgba(255, 255, 255, 0.72);
  --status-ok-bg: rgba(31, 122, 69, 0.14);
  --status-ok-border: rgba(31, 122, 69, 0.42);
  --status-warn-bg: rgba(138, 100, 20, 0.12);
  --status-warn-border: rgba(138, 100, 20, 0.35);
  --status-bad-bg: rgba(168, 51, 51, 0.12);
  --status-bad-border: rgba(168, 51, 51, 0.4);
  --banner-bg: rgba(154, 74, 40, 0.1);
  --banner-border: rgba(154, 74, 40, 0.35);
  --banner-text: #9a4a28;
  --track: rgba(30, 58, 76, 0.12);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

/* Night: pastel blue dark (not harsh black) */
html[data-theme="night"] {
  --bg0: #1a2f3f;
  --bg1: #243d52;
  --bg2: #1e364a;
  --glow: #3d6f8f;
  --ink: #e6f2fa;
  --muted: #a8c2d4;
  --accent: #8fd0e8;
  --accent-text: #9fd8ec;
  --accent-2: #f0a07a;
  --btn-ink: #0f2a38;
  --good: #6dca8f;
  --warn: #f0d080;
  --bad: #ffb0b0;
  --line: rgba(230, 242, 250, 0.18);
  --panel: rgba(12, 28, 40, 0.55);
  --panel-deep: rgba(8, 22, 32, 0.55);
  --input-bg: rgba(0, 0, 0, 0.28);
  --status-ok-bg: rgba(109, 202, 143, 0.16);
  --status-ok-border: rgba(109, 202, 143, 0.45);
  --status-warn-bg: rgba(240, 208, 128, 0.14);
  --status-warn-border: rgba(240, 208, 128, 0.4);
  --status-bad-bg: rgba(255, 176, 176, 0.14);
  --status-bad-border: rgba(255, 176, 176, 0.4);
  --banner-bg: rgba(240, 160, 122, 0.14);
  --banner-border: rgba(240, 160, 122, 0.4);
  --banner-text: #ffd2bf;
  --track: rgba(255, 255, 255, 0.12);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 600px at 10% -10%, var(--glow) 0%, transparent 55%),
    linear-gradient(160deg, var(--bg0), var(--bg1) 45%, var(--bg2));
  transition: background 0.25s ease, color 0.2s ease;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }

.app-shell {
  width: min(720px, 100%);
  margin: 0 auto;
  padding:
    max(0.85rem, env(safe-area-inset-top))
    max(0.85rem, env(safe-area-inset-right))
    max(5.5rem, env(safe-area-inset-bottom))
    max(0.85rem, env(safe-area-inset-left));
  min-height: 100dvh;
}
.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.brand span { color: var(--accent-text); }
.lede { color: var(--muted); line-height: 1.45; margin: 0.4rem 0 0; }
.muted { color: var(--muted); }
.btn {
  appearance: none;
  border: 0;
  border-radius: 12px;
  padding: 0.85rem 1.2rem;
  background: var(--accent);
  color: var(--btn-ink);
  font-weight: 700;
  cursor: pointer;
  min-height: 48px;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  text-decoration: none;
}
button, input, textarea, select { font-size: 16px; } /* avoid iOS focus zoom */
.btn.secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.btn-rec-live {
  border-color: var(--status-bad-border);
  background: var(--status-bad-bg);
  color: var(--bad);
}
.btn .sound-wave {
  height: 1.1em;
  width: 1.1em;
}
.btn-ico {
  width: 1.1em;
  height: 1.1em;
  flex: 0 0 auto;
  display: block;
}
.btn-ico svg,
.btn > svg.btn-ico,
.btn svg {
  width: 1.1em;
  height: 1.1em;
  display: block;
  flex: 0 0 auto;
}
.weak-word-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.weak-word-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.65rem;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel-deep);
}
.weak-tag {
  display: inline-flex;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  border: 1px solid var(--status-bad-border);
  background: var(--status-bad-bg);
  color: var(--bad);
}
.share-readonly .brand-lockup {
  pointer-events: none;
}
.panel {
  margin-top: 1.25rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}
.chrome-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}
.theme-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--panel-deep);
}
.theme-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.4rem 0.65rem;
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  min-height: 36px;
  min-width: 36px;
}
.theme-btn svg {
  width: 1.05rem;
  height: 1.05rem;
  display: block;
}
.theme-btn.active {
  background: var(--accent);
  color: var(--btn-ink);
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(156px, 1fr));
  gap: 0.85rem;
}
.btn-logout {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.btn-logout svg {
  width: 1.15rem;
  height: 1.15rem;
  flex-shrink: 0;
}
.phoneme-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem 1rem 0.85rem;
  padding-right: 3rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--accent) 14%, transparent), transparent 58%),
    var(--panel);
  color: inherit;
  min-height: 118px;
  overflow: hidden;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--ink) 4%, transparent);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}
.phoneme-tile::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent);
  opacity: 0.85;
}
.phoneme-tile[data-cat="vowels"] {
  --tile-tint: color-mix(in srgb, var(--accent) 22%, transparent);
}
.phoneme-tile[data-cat="consonants"] {
  --tile-tint: color-mix(in srgb, #5b8fad 20%, transparent);
}
.phoneme-tile[data-cat="rcolored"] {
  --tile-tint: color-mix(in srgb, #7aa8c4 22%, transparent);
}
.phoneme-tile[data-cat="vowels"],
.phoneme-tile[data-cat="consonants"],
.phoneme-tile[data-cat="rcolored"] {
  background: linear-gradient(155deg, var(--tile-tint), transparent 55%), var(--panel);
}
.phoneme-tile:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  transform: translateY(-2px);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--ink) 8%, transparent);
}
.phoneme-tile-main {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}
.phoneme-tile .ipa {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: -0.03em;
  line-height: 1.05;
  font-weight: 700;
}
.phoneme-tile .example {
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.25;
}
.phoneme-tile .example em {
  font-style: normal;
  color: var(--accent-text, var(--ink));
  opacity: 0.9;
}
.phoneme-tile .meta { color: var(--muted); font-size: 0.85rem; }
.phoneme-tile .tile-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: auto;
  padding-top: 0.35rem;
}
.phoneme-tile .tile-stat {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel-deep) 80%, transparent);
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
  line-height: 1.2;
}
.phoneme-tile .tile-stat-mp3 {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  color: var(--ink);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.phoneme-tile .tile-go {
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  font-size: 0.85rem;
  color: var(--muted);
  opacity: 0.55;
  pointer-events: none;
}
.phoneme-tile:hover .tile-go {
  opacity: 0.9;
  color: var(--accent-text, var(--ink));
}
.word-ipa-full {
  margin-top: 0.45rem;
  font-family: var(--font-display), ui-sans-serif, system-ui;
  font-size: clamp(1.65rem, 6.5vw, 2.35rem);
  font-weight: 650;
  letter-spacing: 0.03em;
  color: var(--accent-text, var(--ink));
  line-height: 1.25;
  text-align: center;
}
.practice-mode-switch {
  margin: 0.45rem 0 0.2rem;
  display: inline-flex;
}
.mode-toggle-hint {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
}
.banner {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: var(--banner-bg);
  border: 1px solid var(--banner-border);
  color: var(--banner-text);
}
.banner.ok {
  background: rgba(139, 196, 224, 0.12);
  border-color: rgba(139, 196, 224, 0.35);
  color: var(--ink);
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.cat-label {
  margin: 1.4rem 0 0.6rem;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.hub-menu {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 0.85rem;
}
.hub-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem 1.05rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(139, 196, 224, 0.1), transparent 55%), var(--panel);
  text-decoration: none;
  color: inherit;
  min-height: 88px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.hub-card:hover {
  border-color: rgba(139, 196, 224, 0.45);
  transform: translateY(-1px);
}
.hub-card b {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.hub-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem 1rem;
  margin: 0 0 0.25rem;
}
.mode-pick-inline {
  display: inline-flex;
  gap: 0.35rem;
  padding: 0.2rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.mode-chip {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
}
.mode-chip.active {
  background: rgba(139, 196, 224, 0.18);
  color: var(--ink);
  font-weight: 600;
}
.hub-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--muted);
}
.hub-links a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.hub-links a:hover {
  border-bottom-color: rgba(139, 196, 224, 0.55);
}
.share-url {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px dashed var(--line);
  background: var(--panel-deep);
}
@media (max-width: 720px) {
  .hub-menu {
    grid-template-columns: 1fr;
  }
}
.menu-groups {
  margin: 1rem 0 0.35rem;
  padding: 0.15rem 0 0.25rem;
}
.menu-section {
  padding: 0.15rem 0 0.85rem;
}
.menu-heading {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  font-family: var(--font-body);
}
.menu-hint {
  margin: 0.25rem 0 0.65rem;
  font-size: 0.9rem;
  line-height: 1.35;
}
.menu-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.menu-divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0.15rem 0 0.85rem;
}
.catalog-section-label {
  margin-top: 1.6rem;
}
.menu-submenu {
  margin-top: 0.85rem;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  border: 1px dashed var(--line);
  background: var(--panel-deep);
}
.menu-subheading {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}
.menu-actions-sub {
  gap: 0.4rem;
}
.menu-actions-sub .btn-compact {
  font-size: 0.86rem;
}
a.active-link,
.btn.active-link {
  border-color: rgba(139, 196, 224, 0.55);
  background: rgba(139, 196, 224, 0.12);
}
.lesson-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.55rem;
}
.lesson-card {
  appearance: none;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  cursor: pointer;
  min-height: 72px;
}
.lesson-card b {
  font-family: var(--font-display);
  font-size: 0.98rem;
}
.lesson-card.active {
  border-color: rgba(139, 196, 224, 0.55);
  background: rgba(139, 196, 224, 0.12);
}
.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(232, 93, 93, 0.12);
  color: var(--muted);
  font-size: 0.9rem;
}
.rw.live-ok {
  background: var(--status-ok-bg);
  border-color: var(--status-ok-border);
  color: var(--good);
}
.rw.live-current {
  background: rgba(139, 196, 224, 0.2);
  border-color: rgba(139, 196, 224, 0.55);
  color: var(--ink);
  box-shadow: 0 0 0 2px rgba(139, 196, 224, 0.2);
}
.rw.live-pending {
  opacity: 0.72;
}
.notes-block {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--ink);
}
.login-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.login-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}
.login-form input {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  background: var(--input-bg);
  color: var(--ink);
}
.word-hero-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin: 0.55rem 0 0.15rem;
}
.word-hero-row .word-hero {
  margin: 0;
}
.icon-btn-beside-word {
  width: 48px;
  height: 48px;
  min-height: 48px;
  border-radius: 14px;
  background: var(--accent);
  color: var(--btn-ink);
  border-color: transparent;
  box-shadow: 0 0 0 3px rgba(139, 196, 224, 0.22);
}
.icon-btn-beside-word:hover:not(:disabled) {
  background: var(--accent-text);
  border-color: transparent;
}
.icon-btn-beside-word svg {
  width: 24px;
  height: 24px;
}
.icon-btn-sm {
  width: 36px;
  height: 36px;
  min-height: 36px;
  border-radius: 10px;
  padding: 0;
}
.icon-btn-sm svg {
  width: 18px;
  height: 18px;
}
.icon-btn-tile {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  width: 36px;
  height: 36px;
  min-height: 36px;
  border-radius: 10px;
  z-index: 2;
}
.icon-btn-tile svg {
  width: 18px;
  height: 18px;
}
.word-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.word-list-panel {
  margin: 0.85rem 0 0;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.65rem 0.85rem;
  background: var(--panel-deep);
}
.word-list-panel summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 600;
  list-style: none;
}
.word-list-panel summary::-webkit-details-marker { display: none; }
.word-list {
  list-style: none;
  margin: 0.65rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.word-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 0.55rem 0.25rem;
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.12rem, 3.8vw, 1.35rem);
  line-height: 1.35;
}
.word-list li:last-child { border-bottom: 0; }
.word-list li.current {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-radius: 8px;
  padding-left: 0.45rem;
  padding-right: 0.45rem;
}
.word-list li b {
  font-size: 1.08em;
  font-weight: 700;
  color: var(--ink);
}
.word-list .word-list-ipa,
.word-list li .muted {
  font-family: var(--font-display), ui-sans-serif, system-ui;
  font-size: 1.05em;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-text, var(--muted));
}
.word-hero {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 10vw, 3.6rem);
  text-align: center;
  margin: 0.6rem 0 0.2rem;
}
.score-ring {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto;
  font-family: var(--font-display);
  font-size: 2rem;
  border: 4px solid currentColor;
}
.metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
  margin-top: 1rem;
}
.metric {
  padding: 0.7rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
}
.metric b { display: block; font-size: 1.2rem; }
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-top: 1.25rem;
}
.phase {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  color: var(--muted);
}
.rec-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bad);
  display: inline-block;
  animation: pulse 1s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.chrome-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--panel-deep);
}
.lang-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.45rem 0.85rem;
  font-weight: 700;
  cursor: pointer;
}
.lang-btn.active {
  background: var(--accent);
  color: var(--btn-ink);
}
.login-hero {
  display: grid;
  gap: 1rem;
  margin-top: 0.5rem;
  align-items: center;
}
.login-art {
  width: min(220px, 55vw);
  height: auto;
  max-height: 160px;
  object-fit: contain;
  border-radius: 18px;
  border: 1px solid var(--line);
  display: block;
  background: var(--panel-deep);
  margin: 0 auto;
  padding: 0;
}
.login-copy .brand {
  margin: 0.2rem 0;
}
.mode-pick {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}
.mode-card {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-deep);
  color: var(--ink);
  padding: 0.85rem 0.75rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-height: 72px;
  font: inherit;
}
.mode-card b { font-family: var(--font-display); font-size: 1.05rem; }
.mode-card.active {
  border-color: rgba(139, 196, 224, 0.55);
  background: rgba(139, 196, 224, 0.12);
  box-shadow: inset 0 0 0 1px rgba(139, 196, 224, 0.25);
}
.mode-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.9rem;
  cursor: pointer;
}
.mode-toggle input { width: 1.05rem; height: 1.05rem; accent-color: var(--accent); }
.mode-toggle-hint { margin: 0.25rem 0 0; font-size: 0.82rem; }
@media (min-width: 720px) {
  .login-hero {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 1.25rem;
  }
  .login-art {
    width: 200px;
    max-height: 150px;
    margin: 0;
  }
}
.reading-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem;
  background: var(--input-bg);
  color: var(--ink);
  resize: vertical;
  line-height: 1.45;
}
.reading-words {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.5rem;
  margin-top: 0.55rem;
  line-height: 1.55;
}
.rw {
  display: inline-block;
  padding: 0.28rem 0.5rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.35;
  max-width: 100%;
  word-break: normal;
  overflow-wrap: anywhere;
}
.rw.ok {
  background: var(--status-ok-bg);
  border-color: var(--status-ok-border);
  color: var(--good);
}
.rw.warn {
  background: var(--status-warn-bg);
  border-color: var(--status-warn-border);
  color: var(--warn);
}
.rw.bad {
  background: var(--status-bad-bg);
  border-color: var(--status-bad-border);
  color: var(--bad);
}
.rw.td-skipped {
  text-decoration: line-through;
  opacity: 0.9;
}
.rw.td-misread {
  font-weight: 700;
}
.rw.td-added {
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  color: var(--accent-text, var(--ink));
  font-style: italic;
}
.transcript-diff {
  margin-top: 0.35rem;
}
.transcript-diff-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.75rem;
  margin: 0 0 0.55rem;
  padding: 0;
  list-style: none;
  font-size: 0.82rem;
  color: var(--muted);
}
.transcript-diff-legend li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.transcript-diff-legend .swatch {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 4px;
  border: 1px solid var(--line);
  flex-shrink: 0;
}
.transcript-diff-legend .swatch.match {
  background: var(--status-ok-bg);
  border-color: var(--status-ok-border);
}
.transcript-diff-legend .swatch.misread {
  background: var(--status-warn-bg);
  border-color: var(--status-warn-border);
}
.transcript-diff-legend .swatch.skipped {
  background: var(--status-bad-bg);
  border-color: var(--status-bad-border);
}
.transcript-diff-legend .swatch.added {
  background: color-mix(in srgb, var(--accent) 28%, transparent);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
}
.transcript-diff-words {
  margin-top: 0.15rem;
  gap: 0.45rem 0.55rem;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel-deep);
}
.reading-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  font-size: 0.9rem;
}
.reading-legend .rw {
  font-size: 0.8rem;
  padding: 0.2rem 0.4rem;
}

.practice-stage { min-height: 320px; }
.process-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--bg0) 72%, transparent);
  border-radius: 16px;
  z-index: 5;
  backdrop-filter: blur(2px);
}
.process-card {
  text-align: center;
  padding: 1.25rem 1.5rem;
  max-width: 280px;
}
.process-title {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
}
.process-spinner {
  width: 42px;
  height: 42px;
  margin: 0 auto;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.15);
  border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* —— Score visuals —— */
.score-viz {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.65rem;
  align-items: start;
  width: 100%;
}
@media (min-width: 480px) {
  .score-viz {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 0.85rem 1rem;
    align-items: center;
  }
}
.gauge {
  position: relative;
  width: 104px;
  height: 104px;
  margin: 0 auto;
  color: var(--g-color, var(--accent));
}
.gauge-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.gauge-track {
  fill: none;
  stroke: color-mix(in srgb, var(--ink) 14%, transparent);
  stroke-width: 10;
}
.gauge-value {
  fill: none;
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dasharray 0.7s ease;
}
.gauge-label {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  line-height: 1.05;
}
.gauge-num {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
}
.gauge-cap {
  display: block;
  margin-top: 0.1rem;
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}
.score-bars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 0.7rem;
  width: 100%;
  min-width: 0;
}
.sbar {
  min-width: 0;
}
.sbar-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  margin-bottom: 0.12rem;
  gap: 0.35rem;
}
.sbar-head span { color: var(--muted); }
.sbar-head b {
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.sbar-label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  min-width: 0;
  font-size: 0.8rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sbar-ico {
  display: inline-grid;
  place-items: center;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 6px;
  background: rgba(139, 196, 224, 0.16);
  border: 1px solid rgba(139, 196, 224, 0.35);
  font-size: 0.68rem;
  line-height: 1;
  color: var(--accent-text, var(--ink));
  flex-shrink: 0;
  font-weight: 700;
}
.sbar-tip-mark {
  display: none;
}
.sbar-track {
  height: 6px;
  border-radius: 999px;
  background: var(--track);
  overflow: hidden;
}
.sbar-fill {
  height: 100%;
  border-radius: 999px;
  min-width: 0;
  transition: width 0.65s ease;
}
@media (max-width: 420px) {
  .score-bars {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}
.session-chart {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 0.4rem;
  min-height: 180px;
}
.schart-y {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--muted);
  padding: 0.2rem 0 4.75rem;
  text-align: right;
}
.schart-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.35rem;
  scrollbar-color: var(--accent) rgba(255, 255, 255, 0.08);
}
.schart-scroll::-webkit-scrollbar { height: 10px; }
.schart-scroll::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 999px;
}
.schart-hint { margin: 0.45rem 0 0; font-size: 0.8rem; }
.schart-plot {
  position: relative;
  min-height: 220px;
  padding: 0.35rem 0.5rem 0;
}
.schart-grid {
  position: absolute;
  inset: 0 0 4.5rem 0;
  background:
    repeating-linear-gradient(
      to top,
      transparent 0,
      transparent calc(25% - 1px),
      rgba(255, 255, 255, 0.06) calc(25% - 1px),
      rgba(255, 255, 255, 0.06) 25%
    );
  pointer-events: none;
}
.schart-bars {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  gap: 0.55rem;
  height: calc(100% - 4.5rem);
  min-height: 160px;
  padding: 1.35rem 0.15rem 0.15rem;
}
.schart-col {
  flex: 0 0 96px;
  width: 96px;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
}
.attempt-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.attempt-card {
  padding: 0.85rem 0.95rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(139, 196, 224, 0.06), transparent 42%), var(--panel);
}
.attempt-card-open {
  border-color: rgba(139, 196, 224, 0.4);
}
.attempt-card-main {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
}
.attempt-header-score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}
.attempt-header-play {
  width: 56px !important;
  height: 56px !important;
  min-height: 56px !important;
  border-radius: 16px !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 35%, transparent);
}
.attempt-header-play-cap {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-text, var(--ink));
  text-align: center;
  line-height: 1.1;
  max-width: 5.5rem;
}
.scored-text-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
  margin: 0.85rem 0 0.35rem;
}
.scored-text-play {
  width: 52px !important;
  height: 52px !important;
  min-height: 52px !important;
  border-radius: 14px !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 35%, transparent);
}
.scored-text-play-cap {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-text, var(--ink));
}
.attempt-score-ring {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 3px solid var(--score-color, var(--muted));
  display: grid;
  place-content: center;
  text-align: center;
  background: var(--panel-deep);
  flex-shrink: 0;
}
.attempt-score-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  line-height: 1;
  color: var(--score-color, var(--ink));
}
.attempt-score-cap {
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.attempt-card-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.attempt-ref {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  word-break: break-word;
}
.attempt-meta {
  font-size: 0.88rem;
  line-height: 1.35;
}
.attempt-toolbar {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  margin-top: 0.15rem;
  padding: 0.3rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel-deep);
  width: fit-content;
}
.attempt-compare {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
}
.attempt-compare-cap {
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}
.attempt-header-compare {
  flex-shrink: 0;
}
.attempt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  justify-content: flex-end;
}
.retake-panel {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(139, 196, 224, 0.08);
}
.retake-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}
@media (max-width: 560px) {
  .attempt-score-ring {
    width: 60px;
    height: 60px;
  }
  .attempt-score-num {
    font-size: 1.2rem;
  }
}
.schart-bar {
  width: 100%;
  border-radius: 8px 8px 3px 3px;
  min-height: 4px;
  position: relative;
  transition: height 0.55s ease;
}
.schart-val {
  position: absolute;
  top: -1.15rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}
.schart-x {
  margin-top: 0.45rem;
  font-size: 0.78rem;
  line-height: 1.2;
  color: var(--ink);
  width: 100%;
  min-height: 3.6rem;
  max-height: 4.2rem;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  white-space: normal;
  word-break: break-word;
  text-align: center;
}
.schart-word-list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.schart-word-list li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr) 2.5rem;
  gap: 0.45rem;
  align-items: start;
  padding: 0.4rem 0.5rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}
.schart-word-i { color: var(--muted); font-size: 0.85rem; }
.schart-word-text {
  font-size: 0.95rem;
  line-height: 1.35;
  word-break: break-word;
  white-space: normal;
}
.schart-word-score {
  font-family: var(--font-display);
  font-weight: 700;
  text-align: right;
}
.schart-avg {
  position: absolute;
  left: 0;
  right: 0;
  border-top: 1px dashed rgba(139, 196, 224, 0.7);
  z-index: 2;
  pointer-events: none;
}
.schart-avg span {
  position: absolute;
  right: 0.25rem;
  top: -1.1rem;
  font-size: 0.68rem;
  color: var(--accent-text);
  background: var(--panel);
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
}
.attempt-row {
  display: grid;
  grid-template-columns: minmax(72px, 1.1fr) 1fr 40px;
  gap: 0.55rem;
  align-items: center;
}
.attempt-row-audio {
  grid-template-columns: minmax(72px, 1.2fr) 1fr 40px auto;
}
.attempt-play .btn-sm {
  padding: 0.45rem 0.75rem;
  min-height: 40px;
  font-size: 0.9rem;
}
.icon-btn {
  appearance: none;
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  min-height: 44px;
  padding: 0;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  cursor: pointer;
  flex: 0 0 auto;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.icon-btn:hover:not(:disabled) {
  border-color: rgba(139, 196, 224, 0.45);
  background: rgba(139, 196, 224, 0.1);
}
.icon-btn:disabled { opacity: 0.45; cursor: not-allowed; }
/* Speaker/list/phoneme: loading while audio file buffers */
.icon-btn.icon-btn-loading {
  position: relative;
  pointer-events: none;
}
.icon-btn.icon-btn-loading > * {
  opacity: 0;
}
.icon-btn.icon-btn-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1.15em;
  height: 1.15em;
  border-radius: 50%;
  border: 2.5px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-top-color: var(--accent-text, var(--ink));
  animation: spin 0.7s linear infinite;
}
.icon-btn-primary {
  background: var(--accent);
  color: var(--btn-ink);
  border-color: transparent;
  box-shadow: 0 0 0 3px rgba(139, 196, 224, 0.22);
}
.icon-btn-primary:hover:not(:disabled) {
  background: var(--accent-text);
  border-color: transparent;
}
.icon-btn-lg {
  width: 56px;
  height: 56px;
  min-height: 56px;
  border-radius: 16px;
}
.icon-btn svg {
  width: 22px;
  height: 22px;
  display: block;
}
.icon-btn-lg svg { width: 26px; height: 26px; }
.icon-btn-rec-live {
  border-color: rgba(232, 93, 93, 0.55);
  background: rgba(232, 93, 93, 0.16);
  color: var(--bad);
}
.listen-row-icons {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
}
.sound-wave {
  display: inline-flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  height: 22px;
  width: 22px;
}
.icon-btn-lg .sound-wave { height: 26px; width: 26px; }
.sound-wave i {
  display: block;
  width: 3px;
  border-radius: 2px;
  background: currentColor;
  transform-origin: center bottom;
  animation: soundWave 0.85s ease-in-out infinite;
}
.sound-wave i:nth-child(1) { height: 40%; animation-delay: 0s; }
.sound-wave i:nth-child(2) { height: 75%; animation-delay: 0.12s; }
.sound-wave i:nth-child(3) { height: 100%; animation-delay: 0.24s; }
.sound-wave i:nth-child(4) { height: 55%; animation-delay: 0.36s; }
@keyframes soundWave {
  0%, 100% { transform: scaleY(0.35); }
  50% { transform: scaleY(1); }
}
.attempt-word { display: flex; flex-direction: column; gap: 0.1rem; font-size: 0.92rem; }
.sessions-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}
.sessions-empty {
  margin-top: 1.25rem;
  text-align: left;
}
.sessions-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 1.15rem 0 0.35rem;
}
.sessions-stat {
  padding: 0.75rem 0.85rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.sessions-stat b {
  font-family: var(--font-display);
  font-size: 1.45rem;
  line-height: 1.1;
}
.sessions-day { margin-top: 1.15rem; }
.session-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.session-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.85rem;
  align-items: center;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(139, 196, 224, 0.08), transparent 42%),
    var(--panel);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.session-card:hover {
  border-color: rgba(139, 196, 224, 0.45);
  transform: translateY(-1px);
}
.session-card-empty { opacity: 0.72; }
.session-score-ring {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 3px solid var(--score-color, var(--muted));
  display: grid;
  place-content: center;
  text-align: center;
  flex-shrink: 0;
  background: var(--panel-deep);
}
.session-score-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1;
  color: var(--score-color, var(--ink));
}
.session-score-cap {
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.session-card-body { min-width: 0; }
.session-card-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45rem 0.65rem;
}
.session-ipa {
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.02em;
}
.session-example {
  color: var(--muted);
  font-size: 0.95rem;
}
.session-when {
  margin-top: 0.2rem;
  font-size: 0.92rem;
  color: var(--muted);
}
.session-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.45rem;
  align-items: center;
}
.session-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
  flex: 0 0 auto;
}
.session-chip + .session-chip {
  margin-left: 0; /* gap handles spacing; avoid glued "grabacionescon" */
}
/* denser score-bars: base rules above — keep attempt/summary chips untouched */
.sbar[title] { cursor: help; }
.gauge[title] { cursor: help; }
.attempt-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.45rem;
}
.attempt-metric {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.88rem;
  color: var(--muted);
  white-space: nowrap;
  cursor: help;
}
.attempt-metric-ico {
  display: inline-grid;
  place-items: center;
  min-width: 1.45rem;
  font-size: 1.15rem;
  line-height: 1;
  color: var(--accent-text, var(--ink));
  font-weight: 700;
}
.session-chip-ok {
  border-color: rgba(139, 196, 224, 0.35);
  color: var(--ink);
  background: rgba(139, 196, 224, 0.1);
}
.session-mini-track {
  margin-top: 0.55rem;
  height: 6px;
  border-radius: 999px;
  background: var(--track);
  overflow: hidden;
}
.session-mini-fill {
  height: 100%;
  border-radius: 999px;
}
.session-open {
  font-size: 0.85rem;
  white-space: nowrap;
  align-self: center;
}
@media (max-width: 640px) {
  .sessions-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.45rem; }
  .sessions-stat { padding: 0.6rem 0.55rem; }
  .sessions-stat b { font-size: 1.2rem; }
  .session-card {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas:
      "ring body"
      "ring open";
  }
  .session-score-ring { grid-area: ring; width: 56px; height: 56px; }
  .session-card-body { grid-area: body; }
  .session-open { grid-area: open; justify-self: start; margin-left: 0.15rem; }
}
.attempt-mini {
  height: 8px;
  border-radius: 999px;
  background: var(--track);
  overflow: hidden;
}
.mini-bar { height: 100%; border-radius: 999px; }
.attempt-score {
  font-family: var(--font-display);
  font-weight: 700;
  text-align: right;
}
.feedback-enter { animation: fadeUp 0.45s ease; }
.diag-pre {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border-radius: 12px;
  background: var(--panel-deep);
  border: 1px solid var(--line);
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.82rem;
  line-height: 1.4;
  max-height: 280px;
  overflow: auto;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.progress-track {
  height: 6px;
  border-radius: 999px;
  background: var(--track);
  overflow: hidden;
  margin: 0.65rem 0 0.85rem;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #b5daf0);
  border-radius: 999px;
  transition: width 0.35s ease;
}
.listen-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  margin: 0.85rem 0 0.25rem;
  width: 100%;
}
.listen-hint {
  width: min(100%, 360px);
  text-align: left;
  margin: 0;
  font-size: 0.92rem;
}
.btn-hear { width: min(100%, 320px); min-height: 52px; font-size: 1.05rem; }
.btn-hear-primary {
  background: var(--accent);
  color: var(--btn-ink);
  box-shadow: 0 0 0 3px rgba(139, 196, 224, 0.25);
}
.model-audio { display: none !important; }
.btn-primary-wide { width: min(100%, 360px); }
.btn-compact { padding: 0.65rem 0.9rem; min-height: 42px; white-space: nowrap; }
.practice-brand { font-size: clamp(1.25rem, 5.5vw, 1.85rem); }

.controls-bar {
  position: sticky;
  bottom: max(0.65rem, env(safe-area-inset-bottom));
  z-index: 6;
  margin-top: 1.25rem;
  padding: 0.75rem;
  padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
  border-radius: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.controls-bar .btn { min-height: 48px; }

@media (max-width: 640px) {
  .chrome-bar {
    position: sticky;
    top: 0;
    z-index: 12;
    padding: 0.45rem 0;
    margin: -0.25rem 0 0.75rem;
    background: linear-gradient(180deg, rgba(15, 28, 36, 0.96), rgba(15, 28, 36, 0.82));
    backdrop-filter: blur(8px);
  }
  .topbar { align-items: flex-start; gap: 0.65rem; }
  .practice-top .btn-compact { font-size: 0.9rem; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.55rem; }
  .phoneme-tile { padding: 0.85rem 0.85rem 0.75rem; padding-right: 2.85rem; min-height: 108px; }
  .phoneme-tile .ipa { font-size: 1.45rem; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 0.65rem; }
  .word-hero { font-size: clamp(2.1rem, 11vw, 3rem); margin: 0.4rem 0 0.15rem; }
  .score-viz { grid-template-columns: 96px minmax(0, 1fr); justify-items: stretch; align-items: center; }
  .gauge { width: 96px; height: 96px; }
  .gauge-num { font-size: 1.4rem; }
  .score-bars { grid-template-columns: 1fr 1fr; gap: 0.35rem 0.55rem; }
  .login-art { max-height: 140px; width: min(180px, 50vw); }
  .login-hero { grid-template-columns: 1fr; }
  .mode-pick { grid-template-columns: 1fr; }
  .session-chart { min-height: 160px; }
  .schart-bars { min-height: 150px; }
  .schart-col { flex: 0 0 88px; width: 88px; }
  .attempt-row { grid-template-columns: minmax(64px, 1fr) 1.2fr 36px; gap: 0.4rem; }
  .attempt-row-audio { grid-template-columns: minmax(64px, 1fr) 1fr 36px auto; gap: 0.4rem; }
  .reading-input { font-size: 16px; min-height: 140px; }
  .controls { gap: 0.45rem; }
  .controls .btn { flex: 1 1 calc(50% - 0.45rem); }
  .controls .btn-primary-wide { flex: 1 1 100%; }
}